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require 'rubygems'
require 'position_range'
require 'difflcs'
require 'test/unit/assertions'
require 'util/brain_diff'

include Test::Unit::Assertions

diff2 = DiffLCS.diff("ercaer_qwr".chars.to_a, "erpod_qwr".chars.to_a)

 puts 3, diff2


puts  1, BrainDiff.word_diff("ercaer_qwr", "erpod_qwr")
